Alex de Waal is the Executive Director of the World Peace Foundation and Research Professor at The Fletcher School of Law and Diplomacy, Tufts University. Considered one of the foremost experts on Sudan and the Horn of Africa, his scholarly work and practice has also probed humanitarian crisis and response, human rights, HIV/AIDS and governance in Africa, and conflict and peace-building. His latest book is Mass Starvation: The History and Future of Famine (Polity Press, 2018).
Martha Mundy is Professor Emeritus of Anthropology at the London School of Economics and founding member of the Thimar research collective (www.athimar.org). She has carried out field and archival research in Yemen, Jordan, Syria and Lebanon and written on issues in the anthropology of law, the comparative sociology of agrarian systems, and the anthropology of kinship and family.